package cn.swust.util;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class CharEncodingFilter extends HttpServlet implements Filter {

 public void doFilter(ServletRequest request, ServletResponse response,
   FilterChain filter) throws IOException, ServletException {
  request.setCharacterEncoding("UTF-8");
  response.setCharacterEncoding("UTF-8");
  response.setContentType("text/html;charset=UTF-8");
  filter.doFilter(request, response);
 }
 public void init(FilterConfig arg0) throws ServletException {
  // TODO Auto-generated method stub
  
 }
}
